Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

28 questions · 28 findings · 2 reviews · Skin

No studies found 9 · 32.1%GRADE not reported 0 · 0%Very low 0 · 0%Low 5 · 17.9%Moderate 4 · 14.3%High 10 · 35.7%

Doxycycline vs prednisolone

Treatment‐related mortality at 1 year (mITT) · bullous pemphigoid

Doxycycline probably leads to lower treatment‐related mortality at 1 year (mITT) compared with prednisolone (moderate certainty).

1 finding from 1 review

Doxycycline vs prednisolone

Quality of life (DLQI) adjusted for baseline DLQI, disease severity, age, Karnovsky score, baseline versus week 52. A lower score is more favourable. · bullous pemphigoid
1 finding from 1 review

Doxycycline vs prednisolone

Number of participants with grade 3‐4 (severe or life‐threatening) treatment‐related adverse events at 1 year (raw data) · bullous pemphigoid

Doxycycline probably leads to lower number of participants with grade 3‐4 (severe or life‐threatening)… compared with prednisolone (moderate certainty).

1 finding from 1 review

Doxycycline vs prednisolone

Disease control · bullous pemphigoid

Doxycycline leads to lower disease control at 6 weeks (unadjusted raw data) compared with prednisolone (high certainty).

1 finding from 1 review

Doxycycline 40 mg vs placebo

HRQOL ‐ not measured · Participants with rosacea

The review found no eligible studies for this question.

1 finding from 1 review

Doxycycline 40 mg vs placebo

Participant‐assessed improvement in rosacea severity ‐ not measured · Participants with rosacea

The review found no eligible studies for this question.

1 finding from 1 review

Doxycycline 40 mg vs placebo

Duration of remission ‐ not measured · Participants with rosacea

The review found no eligible studies for this question.

1 finding from 1 review

Doxycycline 40 mg + azelaic acid gel vs doxycycline 40 mg + metronidazole gel

Physician‐assessed improvement in rosacea severity · Participants with rosacea

Doxycycline 40 mg + azelaic acid gel showed no clear difference in physician‐assessed improvement in rosacea severity Investigator's… compared with doxycycline 40 mg + metronidazole gel (high certainty).

1 finding from 1 review

Doxycycline 40 mg + azelaic acid gel vs doxycycline 40 mg + metronidazole gel

Participant‐assessed improvement in rosacea severity · Participants with rosacea

Doxycycline 40 mg + azelaic acid gel showed no clear difference in participant‐assessed improvement in rosacea severity Excellent… compared with doxycycline 40 mg + metronidazole gel (high certainty).

1 finding from 1 review